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https://dev.mysql.com/doc/refman/8.4/en/error-lost-connection.html
Usually it indicates network connectivity trouble and you should check the condition of your network if this error occurs frequently. If the error message includes “during query,” this is probably the case you are experiencing. Sometimes the ...
https://dev.mysql.com/doc/refman/8.4/en/thread-information.html
To ascertain what your MySQL server is doing, it can be helpful to examine the process list, which indicates the operations currently being performed by the set of threads executing within the server. row *************************** Id: 5 User: ...
https://dev.mysql.com/doc/mysql-installer/en/server-accounts-roles.html
Accounts authenticated by the Windows operating system can access the MySQL server without providing an additional password. For domain accounts, you may need to use the credentials of an administrator within the domain if the account running MySQL ... Root Account Password Assigning a root password is required and you will be asked for it when performing other MySQL Installer ...
https://dev.mysql.com/doc/mysqld-version-reference/en/index.html
For help with using MySQL, please visit the MySQL Forums, where you can discuss your issues with other MySQL users.
https://dev.mysql.com/doc/x-devapi-userguide/en/connecting-connection-pool.html
X DevAPI supports connection pooling, which can reduce overhead for applications that open many connections to a MySQL Server. true maxSize The maximum number of connections allowed in the pool 25 maxIdleTime The maximum number of milliseconds a ...
https://dev.mysql.com/doc/mysql-monitor/8.0/en/mem-install-server.html
Servlet container and web server which hosts MySQL Enterprise Service Manager. This chapter describes the installation of MySQL Enterprise Service Manager. MySQL Enterprise Service Manager installer installs the following components: Apache Tomcat: ...Used to store the data from the monitored hosts and ...
https://dev.mysql.com/doc/refman/8.4/en/pluggable-storage-common-layer.html
A MySQL pluggable storage engine is the component in the MySQL database server that is responsible for performing the actual data I/O operations for a database as well as enabling and enforcing certain feature sets that target a specific ...This is ...A major benefit of using specific storage engines is that you are only delivered the features needed for a particular application, and therefore you have less system overhead in the database, with the end result being more efficient and higher database ...
https://dev.mysql.com/doc/c-api/8.4/en/mysql-get-server-info.html
const char * mysql_get_server_info(MYSQL *mysql) Description Returns a string that represents the MySQL server version (for example, "8.4.6"). Return Values A character string that represents the MySQL server version.
https://dev.mysql.com/doc/mysql-monitor/8.0/en/schema-advisor-ref.html
Default frequency 00:10:00 Default auto-close enabled no Server-Enforced Data Integrity Checking Disabled SQL Modes define what SQL syntax MySQL should support and what kind of data validation checks it should perform. Default frequency 06:00:00 ...
https://dev.mysql.com/doc/connectors/en/connector-j-usagenotes-tomcat.html
Next, configure the JNDI DataSource by adding a declaration resource to $CATALINA_HOME/conf/server.xml in the context that defines your web application: <Context ....> ... This sends a ping to the server which then returns a fake result set. The ...